| 1. | The end of the connecting tube is sealed with a flame .
连接管的末端用火焰密封。 |
| 2. | Backseating the valve stops any flame from traveling through the valve and connecting hose into the crankcase .
落座的阀门阻止火焰通过阀门和连接管进入曲轴箱。 |
| 3. | Steel connections with gas thread . double nipples
钢制气体螺距的连接管.双接头 |
| 4. | Steel connections with gas thread . overall view
钢制气体螺距的连接管.全图 |
| 5. | Specification for clayware field drain pipes and junctions
田间排水用陶土管及连接管规范 |
| 6. | Air braking systems ; hose nipples ; shapes , dimensions
气压制动系统.软管连接管.形状和尺寸 |
| 7. | Air - conditioning pipe joint , connection pipe series
空调管接连接管 |
| 8. | Compression couplings with spherical liner ; equal tees
带球形衬的压接管接头.等长度三通连接管 |
| 9. | Pipeworks . screwed connections for pneumatic tools and machines
管道.气动工具和机械的螺纹连接管 |
| 10. | Pneumatic tools , sieves , sieve - nipples
气动工具.筛.筛子连接管 |
